更多"Cloning technology should be develo"的相关试题:
[填空题]
According to Ruth Macklin, cloning should not be banned because "while human cloning might not offer great benefits to human beings, no one has yet made a persuasive case that it would do any real harm either." But, in my opinion there would be harm. I think Ms. Macklin is too optimistic. Although I am not a pessimist, I am convinced that human cloning should be banned.
The earth is burdened with a large population thirsty for water, hungry for food, desperate for fresh air and a clean environment. Common sense tells us that we should not increase the world’s population, let alone clone more people. I can’t imagine what the world would be like if scientists are permitted to double or triple today’s population by cloning human beings. In some cases, people support human cloning because they are unwilling to accept death. They want eternal life. we cherish life because it lasts for a short period of time. But we are meant to die. As one famous ph
[填空题]
According to Ruth Macklin, cloning should not be banned because "while human cloning might not offer great benefits to human beings, no one has yet made a persuasive case that it would do any real harm either." But, in my opinion there would be harm. I think Ms. Macklin is too optimistic. Although I am not a pessimist, I am convinced that human cloning should be banned. The earth is burdened with a large population thirsty for water, hungry for food, desperate for fresh air and a clean environment. Common sense tells us that we should not increase the world’s population, let alone clone more people. I can’t imagine what the world would be like if scientists are permitted to double or triple today’s population by cloning human beings. In some cases, people support human cloning because they are unwilling to accept death. They want eternal life. we cherish life because it lasts for a short period of time. But we are meant to die. As one famous phil
[单项选择]Passage 3
Human cloning technology could be used to reverse heart attacks. Scientists believe that they may be able to treat heart attack victims by cloning their healthy heart cells and injecting them into the areas of the heart that have been damaged, and other problems may be solved if human cloning and its technology are not forbidden.
With cloning, infertile couples could have children. Current treatments for infertility, in terms of percentages, are not very successfully. Couples go through physically and emotionally painful procedures for a small chance of having children. Many couples run out of time and money without successfully having children. Human cloning could make it possible for many more infertile couples to have children than ever before.
We should be able to clone the bone marrow for children and adults suffering from leukemia. This is expected to be one of the first benefits to come from cloning technology.
We may learn how to switch
A. removing the damaged part of the heart
B. replacing the old heart with a cloned one
C. repairing the heart with cells cloned from healthy ones
D. giving the patients injections of various medicines
[单项选择]Passage 4
Human cloning technology could be used to reverse heart attacks. Scientists believe that they may be able to treat heart attack victims by cloning their healthy heart cells and injecting them into the areas of the heart that have been damaged, and other problems may be solved if human cloning and its technology are not forbidden.
With cloning, infertile couples could have children. Current treatments for infertility, in terms of percentages, are not very successfully. Couples go through physically and emotionally painful procedures for a small chance of having children. Many couples run out of time and money without successfully having children. Human cloning could make it possible for many more infertile couples to have children than ever before.
We should be able to clone the bone marrow for children and adults suffering from leukemia(白血病).This is expected to be one of the first benefits to come from cloning technology.
We may learn how to switch cell
A. unable to give birth to a child
B. with physical and emotional problems
C. short of time and money
D. separated from each other for long
